name: UI Tailwind prefix check

on:
  pull_request:
    paths:
      - 'packages/ui/**'
      - '.github/workflows/ui-prefix-check.yml'
  push:
    branches:
      - main
    paths:
      - 'packages/ui/**'
      - '.github/workflows/ui-prefix-check.yml'

permissions:
  contents: read

jobs:
  ui-prefix:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Setup pnpm
        uses: pnpm/action-setup@v4

      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: '20'
          cache: 'pnpm'

      - name: Install dependencies
        run: pnpm install --frozen-lockfile

      - name: Resolve git base ref
        id: base
        run: |
          if [ "${{ github.event_name }}" = "pull_request" ]; then
            echo "ref=${{ github.event.pull_request.base.sha }}" >> "$GITHUB_OUTPUT"
          elif [ -n "${{ github.event.before }}" ] && [ "${{ github.event.before }}" != "0000000000000000000000000000000000000000" ]; then
            echo "ref=${{ github.event.before }}" >> "$GITHUB_OUTPUT"
          else
            echo "ref=origin/main" >> "$GITHUB_OUTPUT"
          fi

      - name: 'Check ui: prefix on changed UI files'
        env:
          UI_PREFIX_GIT_BASE: ${{ steps.base.outputs.ref }}
        run: pnpm --filter @cio/ui prefix:check:changed